Mercurial > hg > truffle
annotate src/share/vm/graal/graalRuntime.cpp @ 9820:1b60f639ac4b
implemented alternative implementation for loading the exception object from the thread at the start of an exception dispatcher
| author | Doug Simon <doug.simon@oracle.com> |
|---|---|
| date | Sat, 25 May 2013 23:42:11 +0200 |
| parents | aa8f3fc0a9a9 |
| children | 62ea8789b88a |
| rev | line source |
|---|---|
| 7221 | 1 /* |
| 2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 | |
| 24 #include "precompiled.hpp" | |
| 7735 | 25 #include "asm/codeBuffer.hpp" |
| 7221 | 26 #include "graal/graalRuntime.hpp" |
| 27 #include "graal/graalVMToCompiler.hpp" | |
| 7735 | 28 #include "memory/oopFactory.hpp" |
| 29 #include "prims/jvm.h" | |
| 7221 | 30 #include "runtime/biasedLocking.hpp" |
| 7735 | 31 #include "runtime/interfaceSupport.hpp" |
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32 #include "utilities/debug.hpp" |
| 7221 | 33 |
| 34 // Simple helper to see if the caller of a runtime stub which | |
| 35 // entered the VM has been deoptimized | |
| 36 | |
| 37 static bool caller_is_deopted() { | |
| 38 JavaThread* thread = JavaThread::current(); | |
| 39 RegisterMap reg_map(thread, false); | |
| 40 frame runtime_frame = thread->last_frame(); | |
| 41 frame caller_frame = runtime_frame.sender(®_map); | |
| 42 assert(caller_frame.is_compiled_frame(), "must be compiled"); | |
| 43 return caller_frame.is_deoptimized_frame(); | |
| 44 } | |
| 45 | |
| 46 // Stress deoptimization | |
| 47 static void deopt_caller() { | |
| 48 if ( !caller_is_deopted()) { | |
| 49 JavaThread* thread = JavaThread::current(); | |
| 50 RegisterMap reg_map(thread, false); | |
| 51 frame runtime_frame = thread->last_frame(); | |
| 52 frame caller_frame = runtime_frame.sender(®_map); | |
| 53 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 54 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 55 } | |
| 56 } | |
| 57 | |
| 58 JRT_ENTRY(void, GraalRuntime::new_instance(JavaThread* thread, Klass* klass)) | |
| 59 assert(klass->is_klass(), "not a class"); | |
| 60 instanceKlassHandle h(thread, klass); | |
| 61 h->check_valid_for_instantiation(true, CHECK); | |
| 62 // make sure klass is initialized | |
| 63 h->initialize(CHECK); | |
| 64 // allocate instance and return via TLS | |
| 65 oop obj = h->allocate_instance(CHECK); | |
| 66 thread->set_vm_result(obj); | |
| 67 JRT_END | |
| 68 | |
| 69 JRT_ENTRY(void, GraalRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) | |
| 70 // Note: no handle for klass needed since they are not used | |
| 71 // anymore after new_objArray() and no GC can happen before. | |
| 72 // (This may have to change if this code changes!) | |
| 73 assert(array_klass->is_klass(), "not a class"); | |
| 74 oop obj; | |
| 75 if (array_klass->oop_is_typeArray()) { | |
| 76 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); | |
| 77 obj = oopFactory::new_typeArray(elt_type, length, CHECK); | |
| 78 } else { | |
| 79 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); | |
| 80 obj = oopFactory::new_objArray(elem_klass, length, CHECK); | |
| 81 } | |
| 82 thread->set_vm_result(obj); | |
| 83 // This is pretty rare but this runtime patch is stressful to deoptimization | |
| 84 // if we deoptimize here so force a deopt to stress the path. | |
| 85 if (DeoptimizeALot) { | |
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86 static int deopts = 0; |
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87 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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88 if (deopts++ % 2 == 0) { |
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89 ResourceMark rm(THREAD); |
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90 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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91 } else { |
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0266549ff6e0
added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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parents:
9232
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changeset
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92 deopt_caller(); |
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added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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93 } |
| 7221 | 94 } |
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added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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parents:
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changeset
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95 JRT_END |
| 7221 | 96 |
| 97 JRT_ENTRY(void, GraalRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) | |
| 98 assert(klass->is_klass(), "not a class"); | |
| 99 assert(rank >= 1, "rank must be nonzero"); | |
| 100 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); | |
| 101 thread->set_vm_result(obj); | |
| 102 JRT_END | |
| 103 | |
| 104 extern void vm_exit(int code); | |
| 105 | |
| 106 // Enter this method from compiled code handler below. This is where we transition | |
| 107 // to VM mode. This is done as a helper routine so that the method called directly | |
| 108 // from compiled code does not have to transition to VM. This allows the entry | |
| 109 // method to see if the nmethod that we have just looked up a handler for has | |
| 110 // been deoptimized while we were in the vm. This simplifies the assembly code | |
| 111 // cpu directories. | |
| 112 // | |
| 113 // We are entering here from exception stub (via the entry method below) | |
| 114 // If there is a compiled exception handler in this method, we will continue there; | |
| 115 // otherwise we will unwind the stack and continue at the caller of top frame method | |
| 116 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to | |
| 117 // control the area where we can allow a safepoint. After we exit the safepoint area we can | |
| 118 // check to see if the handler we are going to return is now in a nmethod that has | |
| 119 // been deoptimized. If that is the case we return the deopt blob | |
| 120 // unpack_with_exception entry instead. This makes life for the exception blob easier | |
| 121 // because making that same check and diverting is painful from assembly language. | |
| 122 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) | |
| 123 // Reset method handle flag. | |
| 124 thread->set_is_method_handle_return(false); | |
| 125 | |
| 126 Handle exception(thread, ex); | |
| 127 nm = CodeCache::find_nmethod(pc); | |
| 128 assert(nm != NULL, "this is not an nmethod"); | |
| 129 // Adjust the pc as needed/ | |
| 130 if (nm->is_deopt_pc(pc)) { | |
| 131 RegisterMap map(thread, false); | |
| 132 frame exception_frame = thread->last_frame().sender(&map); | |
| 133 // if the frame isn't deopted then pc must not correspond to the caller of last_frame | |
| 134 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); | |
| 135 pc = exception_frame.pc(); | |
| 136 } | |
| 137 #ifdef ASSERT | |
| 138 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); | |
| 139 assert(exception->is_oop(), "just checking"); | |
| 140 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError | |
| 141 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { | |
| 142 if (ExitVMOnVerifyError) vm_exit(-1); | |
| 143 ShouldNotReachHere(); | |
| 144 } | |
| 145 #endif | |
| 146 | |
| 147 // Check the stack guard pages and reenable them if necessary and there is | |
| 148 // enough space on the stack to do so. Use fast exceptions only if the guard | |
| 149 // pages are enabled. | |
| 150 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); | |
| 151 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); | |
| 152 | |
| 153 if (JvmtiExport::can_post_on_exceptions()) { | |
| 154 // To ensure correct notification of exception catches and throws | |
| 155 // we have to deoptimize here. If we attempted to notify the | |
| 156 // catches and throws during this exception lookup it's possible | |
| 157 // we could deoptimize on the way out of the VM and end back in | |
| 158 // the interpreter at the throw site. This would result in double | |
| 159 // notifications since the interpreter would also notify about | |
| 160 // these same catches and throws as it unwound the frame. | |
| 161 | |
| 162 RegisterMap reg_map(thread); | |
| 163 frame stub_frame = thread->last_frame(); | |
| 164 frame caller_frame = stub_frame.sender(®_map); | |
| 165 | |
| 166 // We don't really want to deoptimize the nmethod itself since we | |
| 167 // can actually continue in the exception handler ourselves but I | |
| 168 // don't see an easy way to have the desired effect. | |
| 169 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
| 170 assert(caller_is_deopted(), "Must be deoptimized"); | |
| 171 | |
| 172 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 173 } | |
| 174 | |
| 175 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions | |
| 176 if (guard_pages_enabled) { | |
| 177 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); | |
| 178 if (fast_continuation != NULL) { | |
| 179 // Set flag if return address is a method handle call site. | |
| 180 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 181 return fast_continuation; | |
| 182 } | |
| 183 } | |
| 184 | |
| 185 // If the stack guard pages are enabled, check whether there is a handler in | |
| 186 // the current method. Otherwise (guard pages disabled), force an unwind and | |
| 187 // skip the exception cache update (i.e., just leave continuation==NULL). | |
| 188 address continuation = NULL; | |
| 189 if (guard_pages_enabled) { | |
| 190 | |
| 191 // New exception handling mechanism can support inlined methods | |
| 192 // with exception handlers since the mappings are from PC to PC | |
| 193 | |
| 194 // debugging support | |
| 195 // tracing | |
| 196 if (TraceExceptions) { | |
| 197 ttyLocker ttyl; | |
| 198 ResourceMark rm; | |
| 199 int offset = pc - nm->code_begin(); | |
| 200 tty->print_cr("Exception <%s> (0x%x) thrown in compiled method <%s> at PC " PTR_FORMAT " [" PTR_FORMAT "+%d] for thread 0x%x", | |
| 201 exception->print_value_string(), (address)exception(), nm->method()->print_value_string(), pc, nm->code_begin(), offset, thread); | |
| 202 } | |
| 203 // for AbortVMOnException flag | |
| 204 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); | |
| 205 | |
| 206 // Clear out the exception oop and pc since looking up an | |
| 207 // exception handler can cause class loading, which might throw an | |
| 208 // exception and those fields are expected to be clear during | |
| 209 // normal bytecode execution. | |
| 210 thread->set_exception_oop(NULL); | |
| 211 thread->set_exception_pc(NULL); | |
| 212 | |
| 213 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); | |
| 214 // If an exception was thrown during exception dispatch, the exception oop may have changed | |
| 215 thread->set_exception_oop(exception()); | |
| 216 thread->set_exception_pc(pc); | |
| 217 | |
| 218 // the exception cache is used only by non-implicit exceptions | |
| 219 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { | |
| 220 nm->add_handler_for_exception_and_pc(exception, pc, continuation); | |
| 221 } | |
| 222 } | |
| 223 | |
| 224 // Set flag if return address is a method handle call site. | |
| 225 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
| 226 | |
| 227 if (TraceExceptions) { | |
| 228 ttyLocker ttyl; | |
| 229 ResourceMark rm; | |
| 230 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, | |
| 231 thread, continuation, pc); | |
| 232 } | |
| 233 | |
| 234 return continuation; | |
| 235 JRT_END | |
| 236 | |
| 237 // Enter this method from compiled code only if there is a Java exception handler | |
| 238 // in the method handling the exception. | |
| 239 // We are entering here from exception stub. We don't do a normal VM transition here. | |
| 240 // We do it in a helper. This is so we can check to see if the nmethod we have just | |
| 241 // searched for an exception handler has been deoptimized in the meantime. | |
| 242 address GraalRuntime::exception_handler_for_pc(JavaThread* thread) { | |
| 243 oop exception = thread->exception_oop(); | |
| 244 address pc = thread->exception_pc(); | |
| 245 // Still in Java mode | |
| 246 DEBUG_ONLY(ResetNoHandleMark rnhm); | |
| 247 nmethod* nm = NULL; | |
| 248 address continuation = NULL; | |
| 249 { | |
| 250 // Enter VM mode by calling the helper | |
| 251 ResetNoHandleMark rnhm; | |
| 252 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); | |
| 253 } | |
| 254 // Back in JAVA, use no oops DON'T safepoint | |
| 255 | |
| 256 // Now check to see if the nmethod we were called from is now deoptimized. | |
| 257 // If so we must return to the deopt blob and deoptimize the nmethod | |
| 258 if (nm != NULL && caller_is_deopted()) { | |
| 259 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
| 260 } | |
| 261 | |
| 262 assert(continuation != NULL, "no handler found"); | |
| 263 return continuation; | |
| 264 } | |
| 265 | |
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266 JRT_ENTRY(void, GraalRuntime::create_null_exception(JavaThread* thread)) |
| 7221 | 267 thread->set_vm_result(Exceptions::new_exception(thread, vmSymbols::java_lang_NullPointerException(), NULL)()); |
| 268 JRT_END | |
| 269 | |
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270 JRT_ENTRY(void, GraalRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
| 7221 | 271 char message[jintAsStringSize]; |
| 272 sprintf(message, "%d", index); | |
| 273 thread->set_vm_result(Exceptions::new_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message)()); | |
| 274 JRT_END | |
| 275 | |
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276 JRT_ENTRY_NO_ASYNC(void, GraalRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 277 if (TraceGraal >= 3) { |
| 278 char type[O_BUFLEN]; | |
| 279 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 280 markOop mark = obj->mark(); | |
| 281 tty->print_cr("%s: entered locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, mark, lock); | |
| 282 tty->flush(); | |
| 283 } | |
| 284 #ifdef ASSERT | |
| 285 if (PrintBiasedLockingStatistics) { | |
| 286 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); | |
| 287 } | |
| 288 #endif | |
| 289 Handle h_obj(thread, obj); | |
| 290 assert(h_obj()->is_oop(), "must be NULL or an object"); | |
| 291 if (UseBiasedLocking) { | |
| 292 // Retry fast entry if bias is revoked to avoid unnecessary inflation | |
| 293 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); | |
| 294 } else { | |
| 7226 | 295 if (GraalUseFastLocking) { |
| 7221 | 296 // When using fast locking, the compiled code has already tried the fast case |
| 297 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); | |
| 298 } else { | |
| 299 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); | |
| 300 } | |
| 301 } | |
| 302 if (TraceGraal >= 3) { | |
| 303 tty->print_cr("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), obj); | |
| 304 } | |
| 305 JRT_END | |
| 306 | |
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307 JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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308 thread->satb_mark_queue().enqueue(obj); |
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309 JRT_END |
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310 |
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311 JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, oopDesc* obj, void* card_addr)) |
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312 thread->dirty_card_queue().enqueue(card_addr); |
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313 JRT_END |
| 7221 | 314 |
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315 JRT_LEAF(void, GraalRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
| 7221 | 316 assert(thread == JavaThread::current(), "threads must correspond"); |
| 317 assert(thread->last_Java_sp(), "last_Java_sp must be set"); | |
| 318 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown | |
| 319 EXCEPTION_MARK; | |
| 320 | |
| 321 #ifdef DEBUG | |
| 322 if (!obj->is_oop()) { | |
| 323 ResetNoHandleMark rhm; | |
| 324 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); | |
| 325 if (method != NULL) { | |
| 326 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), obj); | |
| 327 } | |
| 328 thread->print_stack_on(tty); | |
| 329 assert(false, "invalid lock object pointer dected"); | |
| 330 } | |
| 331 #endif | |
| 332 | |
| 7226 | 333 if (GraalUseFastLocking) { |
| 7221 | 334 // When using fast locking, the compiled code has already tried the fast case |
| 335 ObjectSynchronizer::slow_exit(obj, lock, THREAD); | |
| 336 } else { | |
| 337 ObjectSynchronizer::fast_exit(obj, lock, THREAD); | |
| 338 } | |
| 339 if (TraceGraal >= 3) { | |
| 340 char type[O_BUFLEN]; | |
| 341 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
| 342 tty->print_cr("%s: exited locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, obj->mark(), lock); | |
| 343 tty->flush(); | |
| 344 } | |
| 345 JRT_END | |
| 346 | |
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Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
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347 JRT_ENTRY(void, GraalRuntime::log_object(JavaThread* thread, oop obj, jint flags)) |
| 7221 | 348 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
| 349 bool address = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); | |
| 350 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); | |
| 351 if (!string) { | |
| 352 if (!address && obj->is_oop_or_null(true)) { | |
| 353 char buf[O_BUFLEN]; | |
| 354 tty->print("%s@%p", obj->klass()->name()->as_C_string(buf, O_BUFLEN), obj); | |
| 355 } else { | |
| 356 tty->print("%p", obj); | |
| 357 } | |
| 358 } else { | |
| 359 ResourceMark rm; | |
| 360 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); | |
| 361 char *buf = java_lang_String::as_utf8_string(obj); | |
| 362 tty->print(buf); | |
| 363 } | |
| 364 if (newline) { | |
| 365 tty->cr(); | |
| 366 } | |
| 367 JRT_END | |
| 368 | |
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369 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, oop where, oop format, jlong value)) |
| 7221 | 370 ResourceMark rm; |
| 371 assert(where == NULL || java_lang_String::is_instance(where), "must be"); | |
| 372 const char *error_msg = where == NULL ? "<internal Graal error>" : java_lang_String::as_utf8_string(where); | |
| 373 char *detail_msg = NULL; | |
| 374 if (format != NULL) { | |
| 375 const char* buf = java_lang_String::as_utf8_string(format); | |
| 376 size_t detail_msg_length = strlen(buf) * 2; | |
| 377 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); | |
| 378 jio_snprintf(detail_msg, detail_msg_length, buf, value); | |
| 379 } | |
| 380 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); | |
| 381 JRT_END | |
| 382 | |
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383 JRT_LEAF(oop, GraalRuntime::load_and_clear_exception(JavaThread* thread)) |
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384 oop exception = thread->exception_oop(); |
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385 assert(exception != NULL, "npe"); |
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386 thread->set_exception_oop(NULL); |
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387 thread->set_exception_pc(0); |
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388 return exception; |
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389 JRT_END |
| 8506 | 390 |
| 391 JRT_LEAF(void, GraalRuntime::log_printf(JavaThread* thread, oop format, jlong v1, jlong v2, jlong v3)) | |
| 7221 | 392 ResourceMark rm; |
| 393 assert(format != NULL && java_lang_String::is_instance(format), "must be"); | |
| 394 char *buf = java_lang_String::as_utf8_string(format); | |
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395 tty->print(buf, v1, v2, v3); |
| 7221 | 396 JRT_END |
| 397 | |
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398 static void decipher(jlong v, bool ignoreZero) { |
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399 if (v != 0 || !ignoreZero) { |
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400 void* p = (void *)(address) v; |
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401 CodeBlob* cb = CodeCache::find_blob(p); |
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402 if (cb) { |
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403 if (cb->is_nmethod()) { |
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404 char buf[O_BUFLEN]; |
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405 tty->print("%s [%p+%d]", cb->as_nmethod_or_null()->method()->name_and_sig_as_C_string(buf, O_BUFLEN), cb->code_begin(), (address)v - cb->code_begin()); |
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406 return; |
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407 } |
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408 cb->print_value_on(tty); |
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409 return; |
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410 } |
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411 if (Universe::heap()->is_in(p)) { |
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412 oop obj = oop(p); |
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413 obj->print_value_on(tty); |
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414 return; |
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415 } |
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416 tty->print("%p [long: %d, double %f, char %c]", v, v, v, v); |
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417 } |
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418 } |
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419 |
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420 JRT_LEAF(void, GraalRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
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421 ResourceMark rm; |
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422 char *buf = (char*) (address) format; |
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423 if (vmError) { |
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424 if (buf != NULL) { |
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425 fatal(err_msg(buf, v1, v2, v3)); |
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426 } else { |
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427 fatal("<anonymous error>"); |
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428 } |
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429 } else if (buf != NULL) { |
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430 tty->print(buf, v1, v2, v3); |
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431 } else { |
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432 assert(v2 == 0, "v2 != 0"); |
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433 assert(v3 == 0, "v3 != 0"); |
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434 decipher(v1, false); |
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435 } |
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436 JRT_END |
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437 |
|
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438 JRT_ENTRY(void, GraalRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
| 7221 | 439 union { |
| 440 jlong l; | |
| 441 jdouble d; | |
| 442 jfloat f; | |
| 443 } uu; | |
| 444 uu.l = value; | |
| 445 switch (typeChar) { | |
| 446 case 'z': tty->print(value == 0 ? "false" : "true"); break; | |
| 447 case 'b': tty->print("%d", (jbyte) value); break; | |
| 448 case 'c': tty->print("%c", (jchar) value); break; | |
| 449 case 's': tty->print("%d", (jshort) value); break; | |
| 450 case 'i': tty->print("%d", (jint) value); break; | |
| 451 case 'f': tty->print("%f", uu.f); break; | |
| 452 case 'j': tty->print(INT64_FORMAT, value); break; | |
| 453 case 'd': tty->print("%lf", uu.d); break; | |
| 454 default: assert(false, "unknown typeChar"); break; | |
| 455 } | |
| 456 if (newline) { | |
| 457 tty->cr(); | |
| 458 } | |
| 459 JRT_END | |
| 460 | |
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461 JRT_ENTRY(jint, GraalRuntime::identity_hash_code(JavaThread* thread, oop obj)) |
| 7221 | 462 return (jint) obj->identity_hash(); |
| 463 JRT_END | |
| 464 | |
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465 JRT_ENTRY(jboolean, GraalRuntime::thread_is_interrupted(JavaThread* thread, oop receiver, jboolean clear_interrupted)) |
|
7220
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added more compiler intrinsics
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466 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate |
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467 Handle receiverHandle(thread, receiver); |
|
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468 MutexLockerEx ml(thread->threadObj() == receiver ? NULL : Threads_lock); |
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469 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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470 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
| 7221 | 471 JRT_END |
| 472 | |
| 473 // JVM_InitializeGraalRuntime | |
| 474 JVM_ENTRY(jobject, JVM_InitializeGraalRuntime(JNIEnv *env, jclass graalclass)) | |
| 475 return VMToCompiler::graalRuntimePermObject(); | |
| 476 JVM_END |